Percents %

Front

What is a percent?

Back

A percent is a way to express a number as a fraction of 100. It is denoted by the symbol '%'.

Front

How do you calculate a percentage of a number?

Back

To calculate a percentage of a number, multiply the number by the percentage (in decimal form). For example, to find 20% of 80, calculate 80 * 0.20 = 16.

Front

What does it mean to find a discount?

Back

Finding a discount means calculating how much money you save when a price is reduced by a certain percentage.

Front

If an item costs $100 and is on sale for 25% off, how much do you save?

Back

You save $25. (100 * 0.25 = 25)

Front

What is the formula to find the percent of a total?

Back

The formula is: (Part / Total) * 100 = Percent.

Front

How do you convert a fraction to a percent?

Back

To convert a fraction to a percent, divide the top number (numerator) by the bottom number (denominator) and then multiply by 100.

Front

What is the percent increase?

Back

Percent increase measures how much a value has grown compared to its original amount, calculated as: ((New Value - Original Value) / Original Value) * 100.

Front

If you scored 18 out of 20 on a test, what percent did you score?

Back

You scored 90%. (18 / 20 * 100 = 90)

Front

What is the percent decrease?

Back

Percent decrease measures how much a value has decreased compared to its original amount, calculated as: ((Original Value - New Value) / Original Value) * 100.

Front

How do you find what percent one number is of another?

Back

To find what percent one number is of another, use the formula: (Part / Whole) * 100.